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BOSTON MARATHON 2024

Efrain Alvarez Montoya

Bib: 12358•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 29%
Gender (Male)
#0 / 14578
Top 40%
Masters (Masters Men)
#0 / 9729
Top 29%
Division (M50-54)
#0 / 1935
Top 27%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:24/mi
22:59
↑ 97↓ 3451.5%
10K· 6.21 mi
7:17/mi
45:38
↑ 79↓ 1380.4%
15K· 9.32 mi
7:24/mi
1:08:38
↑ 67↓ 78
20K· 12.43 mi
7:27/mi
1:31:48
↑ 106↓ 860.1%
Half· 13.11 mi
7:18/mi
1:36:47
↑ 19↓ 370.5%
25K· 15.53 mi
7:27/mi
1:54:52
↑ 66↓ 880.2%
30K· 18.64 mi
7:51/mi
2:19:14
↑ 181↓ 1480.2%
20M
8:02/mi
2:30:09
↑ 64↓ 500.2%
21M
8:34/mi
2:38:43
↑ 106↓ 241.6%
35K· 21.75 mi
7:37/mi
2:44:25
↑ 17↓ 861.7%
23M
8:05/mi
2:54:32
↑ 23↓ 630.6%
24M
7:58/mi
3:02:30
↓ 821.3%
40K· 24.85 mi
8:28/mi
3:09:44
↓ 200.3%
25.2M
9:54/mi
3:13:09
↑ 13↓ 160.2%
Finish· 26.22 mi
8:20/mi
3:21:39
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:47
Pace7:23 /mi
2nd Half
Distance13.11 mi
Time1:44:52
Pace8:00 /mi
📊Positive Split: 8.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1522:597:2422:59
7:24
-
10K
6.21 mi11:14:5445:387:2122:39
7:17
-0:07
15K
9.32 mi11:37:541:08:387:2223:00
7:24
+0:07
20K
12.43 mi12:01:041:31:487:2323:10
7:27
+0:03
Half
13.11 mi12:06:031:36:477:234:59
7:18
-0:09
25K
15.53 mi12:24:081:54:527:2418:05
7:27
+0:09
30K
18.64 mi12:48:302:19:147:2824:22
7:51
+0:24
20M
20.00 mi12:59:252:30:097:3010:55
8:02
+0:11
21M
21.00 mi13:07:592:38:437:338:34
8:34
+0:32
35K
21.75 mi13:13:412:44:257:345:42
7:37
-0:57
23M
23.00 mi13:23:482:54:327:3510:07
8:05
+0:28
24M
24.00 mi13:31:463:02:307:367:58
7:58
-0:07
40K
24.85 mi13:39:003:09:447:387:14
8:28
+0:30
25.2M
25.20 mi13:42:253:13:097:403:25
9:54
+1:26
Finish
26.22 mi13:50:553:21:397:428:30
8:20
-1:34

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:17 /mi

Average Pace

7:42 /mi

Slowest Pace

9:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:52

57% of race

Time at Steady Pace

59:04

29% of race

Time at Slower Pace

27:43

14% of race

Average Pace: 7:41 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:52:1522:597:2422:59
7:24
#9894
10K
6.21 mi11:14:5445:387:2122:39
7:17
#9213
15K
9.32 mi11:37:541:08:387:2223:00
7:24
#9060
20K
12.43 mi12:01:041:31:487:2323:10
7:27
#8749
Half
13.11 mi12:06:031:36:477:234:59
7:18
#8699
25K
15.53 mi12:24:081:54:527:2418:05
7:27
#8286
30K
18.64 mi12:48:302:19:147:2824:22
7:51
#7921
20M
20.00 mi12:59:252:30:097:3010:55
8:02
#7810
21M
21.00 mi13:07:592:38:437:338:34
8:34
#7622
35K
21.75 mi13:13:412:44:257:345:42
7:37
#7486
23M
23.00 mi13:23:482:54:327:3510:07
8:05
#7310
24M
24.00 mi13:31:463:02:307:367:58
7:58
#7207
40K
24.85 mi13:39:003:09:447:387:14
8:28
#7176
25.2M
25.20 mi13:42:253:13:097:403:25
9:54
#7210
Finish
26.22 mi13:50:553:21:397:428:30
8:20
#7293
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi9894789778978904(Top 35%)7229(Top 50%)7229(Top 374%)
10K6.21 mi3.10 mi9213+6817487+4107487+4108587(Top 34%)7098(Top 49%)7098(Top 367%)
15K9.32 mi3.11 mi9060+1537388+997388+998904(Top 35%)7229(Top 50%)7229(Top 374%)
20K12.43 mi3.11 mi8749+3117169+2197169+2198052(Top 32%)6627(Top 45%)6627(Top 342%)
Half13.11 mi0.68 mi8699+507141+287141+287655(Top 30%)6401(Top 44%)6401(Top 331%)
25K15.53 mi2.42 mi8286+4136856+2856856+2856731(Top 26%)5659(Top 39%)5659(Top 292%)
30K18.64 mi3.11 mi7921+3656543+3136543+3136964(Top 27%)5611(Top 38%)5611(Top 290%)
20M20.00 mi1.36 mi7810+1116433+1106433+1106951(Top 27%)5407(Top 37%)5407(Top 279%)
21M21.00 mi1.00 mi7622+1886274+1596274+1596533(Top 26%)4996(Top 34%)4996(Top 258%)
35K21.75 mi0.75 mi7486+1366163+1116163+1115668(Top 22%)4496(Top 31%)4496(Top 232%)
23M23.00 mi1.25 mi7310+1766009+1546009+1546151(Top 24%)4621(Top 32%)4621(Top 239%)
24M24.00 mi1.00 mi7207+1035906+1035906+1036450(Top 25%)4700(Top 32%)4700(Top 243%)
40K24.85 mi0.85 mi7176+315839+675839+678123(Top 32%)5453(Top 37%)5453(Top 282%)
25.2M25.20 mi0.35 mi7210-345841-25841-210489(Top 41%)6599(Top 45%)6599(Top 341%)
Finish26.22 mi1.02 mi7293-835845-45845-410571(Top 41%)6764(Top 46%)6764(Top 350%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21story building
+97ft-345ft

Overall

8904

Males

7229

M50-54

7229

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

8587

Males

7098

M50-54

7098

10K→15K

6.2 - 9.3 mi

Top 35%
×3story building
+67ft-78ft

Overall

8904

Males

7229

M50-54

7229

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8052

Males

6627

M50-54

6627

20K→Half

12.4 - 13.1 mi

Top 30%
×2story building
+19ft-37ft

Overall

7655

Males

6401

M50-54

6401

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

6731

Males

5659

M50-54

5659

25K→30K

15.5 - 18.6 mi

Top 27%
×9story building
+181ft-148ft

Overall

6964

Males

5611

M50-54

5611

30K→20M

18.6 - 20.0 mi

Top 27%
×5story building
+64ft-50ft

Overall

6951

Males

5407

M50-54

5407

20M→21M

20.0 - 21.0 mi

Top 26%
×8story building
+106ft-24ft

Overall

6533

Males

4996

M50-54

4996

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

5668

Males

4496

M50-54

4496

35K→23M

21.8 - 23.0 mi

Top 24%
×5story building
+23ft-63ft

Overall

6151

Males

4621

M50-54

4621

23M→24M

23.0 - 24.0 mi

Top 25%
×6story building
+12ft-82ft

Overall

6450

Males

4700

M50-54

4700

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8123

Males

5453

M50-54

5453

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1story
+13ft-16ft

Overall

10489

Males

6599

M50-54

6599

25.2M→Finish

25.2 - 26.2 mi

Top 41%
×2story building
+22ft-21ft

Overall

10571

Males

6764

M50-54

6764

Passing Analysis

Category:
Athletes Passed
3353
Passed By
752
Net Change
+2601
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9894
5K → 10K71433+681#9894#9213
10K → 15K24794+153#9213#9060
15K → 20K36251+311#9060#8749
20K → Half588+50#8749#8699
Half → 25K43522+413#8699#8286
25K → 30K45287+365#8286#7921
30K → 20M16756+111#7921#7810
20M → 21M22840+188#7810#7622
21M → 35K15014+136#7622#7486
35K → 23M21842+176#7486#7310
23M → 24M14138+103#7310#7207
24M → 40K9766+31#7207#7176
40K → 25.2M2660-34#7176#7210
25.2M → Finish58141-83#7210#7293
TOTALS3353752+2601
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing